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If vecr = (hati +2hatj +3hatk)+lambda (...

If `vecr = (hati +2hatj +3hatk)+lambda (hati-hatj +hatk) and vecr =(hati +2hatj+3hatk)+mu(hati+hatj-hatk)` are two lines, then the equation of acute angle bisector of two lines is

A

`vecr =(hati +2hatj+3hatk)+t(hatj-hatk)`

B

`vecr=(hati+2hatj +3hatk) +t(2hati)`

C

`vecr =(hati+2hatj+3hatk)+t(hatj+hatk)`

D

None of these

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The correct Answer is:
B
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